Knife holder for a knife sharpener



FIG. 1 is a top, front and right side perspective view of a knife holder for a knife sharpener showing my new design;

FIG. 2 is a bottom rear and left side perspective veiw thereof;

FIG. 3 is a left side elevational view thereof, the right side being a mirror image;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof. 

The ornamental design for a knife holder for a knife sharpener, as shown and described. 